oligomerization是什么意思，释义 |
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英文: Basic properties of various polyethylene polymerized by metallocene catalysts and various branched polyethylene polymerized by oligomerization cocatalysts were researched, and the results show that metallocene branched polyethylene polymerized by oligomer
中文: 摘要研究了不同茂金属催化剂聚合的茂金属聚乙烯及不同齐聚－共聚催化剂聚合的茂金属支化聚乙烯的基本性能，结果表明：以齐聚－共聚催化剂体系的茂金属支化聚乙烯比以单、双茂金属催化剂的茂金属聚乙烯相对分子质量高、相对分子质量分布宽，拉伸性能优良。 更详细... 英文: Metallocene branched polyethylenes prepared by oligomerization catalysts at different ratio vary in physical properties, and the ratio of cocatalyst to oligomerization catalyst of 8.72:1 gives good physical properties and processing properties.中文: 以不同配比齐聚－共聚催化剂聚合的茂金属支化聚乙烯的基本物性不同，当共聚／齐聚催化剂配比为8.72:1时，基本性能和加工性能较好。 更详细... 英文: Proteolytic enzymes catalyze oligomerization of the .alpha.-hydroxy carboxylic acid and .alpha.-amino acid.中文: 蛋白水解酶催化α-羟基羧酸和α-氨基酸的低聚化。 更详细... 英文: The degree and distribution of oligomerization varies upon the type and concentrations of different reaction mixtures utilized and upon the length of allowed reaction time.中文: 低聚化的程度和分布因所使用的不同的反应混合物的类型和浓度和时间的不同而有所变化。 更详细... 英文: Oligomerization of Olefins over NiSO_/γ-Al_O_ Catalysts中文: NiSO_/γ-Al_O_ 烯烃迭合催化剂的制备及其催化性能的研究 更详细... |
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